Finding the Third Proportional to 42,592,347.50 and 69,542,105.25

Step by Step Solution

1. Step 1: Write the proportion equation
   42,592,347.50 : 69,542,105.25 = 69,542,105.25 : x
2. Step 2: Convert to fraction form
   42,592,347.50/69,542,105.25 = 69,542,105.25/x
3. Step 3: Cross multiply
   42,592,347.50x = 69,542,105.25 × 69,542,105.25
4. Step 4: Simplify right side
   42,592,347.50x = 4,836,104,402,602,078
5. Step 5: Solve for x
   x = 4,836,104,402,602,078/42,592,347.50
6. Step 6: Final answer
   x = 113,543,974.13