Finding the Third Proportional to 39,320,140.50 and 58,980,216

Step by Step Solution

1. Step 1: Write the proportion equation
   39,320,140.50 : 58,980,216 = 58,980,216 : x
2. Step 2: Convert to fraction form
   39,320,140.50/58,980,216 = 58,980,216/x
3. Step 3: Cross multiply
   39,320,140.50x = 58,980,216 × 58,980,216
4. Step 4: Simplify right side
   39,320,140.50x = 3,478,665,879,406,656
5. Step 5: Solve for x
   x = 3,478,665,879,406,656/39,320,140.50
6. Step 6: Final answer
   x = 88,470,331.88