Finding the Third Proportional to 88,173,810.56 and 123,325,772.91

Step by Step Solution

1. Step 1: Write the proportion equation
   88,173,810.56 : 123,325,772.91 = 123,325,772.91 : x
2. Step 2: Convert to fraction form
   88,173,810.56/123,325,772.91 = 123,325,772.91/x
3. Step 3: Cross multiply
   88,173,810.56x = 123,325,772.91 × 123,325,772.91
4. Step 4: Simplify right side
   88,173,810.56x = 15,209,246,262,923,946
5. Step 5: Solve for x
   x = 15,209,246,262,923,946/88,173,810.56
6. Step 6: Final answer
   x = 172,491,652.18