Finding the Third Proportional to 36,056,042.50 and 73,386,327.50

Step by Step Solution

1. Step 1: Write the proportion equation
   36,056,042.50 : 73,386,327.50 = 73,386,327.50 : x
2. Step 2: Convert to fraction form
   36,056,042.50/73,386,327.50 = 73,386,327.50/x
3. Step 3: Cross multiply
   36,056,042.50x = 73,386,327.50 × 73,386,327.50
4. Step 4: Simplify right side
   36,056,042.50x = 5,385,553,063,937,256
5. Step 5: Solve for x
   x = 5,385,553,063,937,256/36,056,042.50
6. Step 6: Final answer
   x = 149,366,172.51