Finding the Third Proportional to 64,802,704 and 91,153,032

Step by Step Solution

1. Step 1: Write the proportion equation
   64,802,704 : 91,153,032 = 91,153,032 : x
2. Step 2: Convert to fraction form
   64,802,704/91,153,032 = 91,153,032/x
3. Step 3: Cross multiply
   64,802,704x = 91,153,032 × 91,153,032
4. Step 4: Simplify right side
   64,802,704x = 8,308,875,242,793,024
5. Step 5: Solve for x
   x = 8,308,875,242,793,024/64,802,704
6. Step 6: Final answer
   x = 128,218,033.04