Finding the Third Proportional to 64,025,945.63 and 137,762,608.50

Step by Step Solution

1. Step 1: Write the proportion equation
   64,025,945.63 : 137,762,608.50 = 137,762,608.50 : x
2. Step 2: Convert to fraction form
   64,025,945.63/137,762,608.50 = 137,762,608.50/x
3. Step 3: Cross multiply
   64,025,945.63x = 137,762,608.50 × 137,762,608.50
4. Step 4: Simplify right side
   64,025,945.63x = 18,978,536,300,724,272
5. Step 5: Solve for x
   x = 18,978,536,300,724,272/64,025,945.63
6. Step 6: Final answer
   x = 296,419,461.13