Finding the Third Proportional to 3,611,917,200.38 and 5,525,828,905.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,611,917,200.38 : 5,525,828,905.50 = 5,525,828,905.50 : x
2. Step 2: Convert to fraction form
   3,611,917,200.38/5,525,828,905.50 = 5,525,828,905.50/x
3. Step 3: Cross multiply
   3,611,917,200.38x = 5,525,828,905.50 × 5,525,828,905.50
4. Step 4: Simplify right side
   3,611,917,200.38x = 30,534,785,092,859,326,464
5. Step 5: Solve for x
   x = 30,534,785,092,859,326,464/3,611,917,200.38
6. Step 6: Final answer
   x = 8,453,899,521.75