Finding the Third Proportional to 58,152,097.50 and 90,032,242.50

Step by Step Solution

1. Step 1: Write the proportion equation
   58,152,097.50 : 90,032,242.50 = 90,032,242.50 : x
2. Step 2: Convert to fraction form
   58,152,097.50/90,032,242.50 = 90,032,242.50/x
3. Step 3: Cross multiply
   58,152,097.50x = 90,032,242.50 × 90,032,242.50
4. Step 4: Simplify right side
   58,152,097.50x = 8,105,804,689,578,806
5. Step 5: Solve for x
   x = 8,105,804,689,578,806/58,152,097.50
6. Step 6: Final answer
   x = 139,389,721.75