Finding the Third Proportional to 116,699,808 and 253,948,992

Step by Step Solution

1. Step 1: Write the proportion equation
   116,699,808 : 253,948,992 = 253,948,992 : x
2. Step 2: Convert to fraction form
   116,699,808/253,948,992 = 253,948,992/x
3. Step 3: Cross multiply
   116,699,808x = 253,948,992 × 253,948,992
4. Step 4: Simplify right side
   116,699,808x = 64,490,090,537,816,064
5. Step 5: Solve for x
   x = 64,490,090,537,816,064/116,699,808
6. Step 6: Final answer
   x = 552,615,223.99