Finding the Third Proportional to 123,402,155,302.50 and 173,777,427,523.50

Step by Step Solution

1. Step 1: Write the proportion equation
   123,402,155,302.50 : 173,777,427,523.50 = 173,777,427,523.50 : x
2. Step 2: Convert to fraction form
   123,402,155,302.50/173,777,427,523.50 = 173,777,427,523.50/x
3. Step 3: Cross multiply
   123,402,155,302.50x = 173,777,427,523.50 × 173,777,427,523.50
4. Step 4: Simplify right side
   123,402,155,302.50x = 30,198,594,316,685,296,009,216
5. Step 5: Solve for x
   x = 30,198,594,316,685,296,009,216/123,402,155,302.50
6. Step 6: Final answer
   x = 244,716,911,488.77