Finding the Third Proportional to 35,981,888 and 55,654,320

Step by Step Solution

1. Step 1: Write the proportion equation
   35,981,888 : 55,654,320 = 55,654,320 : x
2. Step 2: Convert to fraction form
   35,981,888/55,654,320 = 55,654,320/x
3. Step 3: Cross multiply
   35,981,888x = 55,654,320 × 55,654,320
4. Step 4: Simplify right side
   35,981,888x = 3,097,403,334,662,400
5. Step 5: Solve for x
   x = 3,097,403,334,662,400/35,981,888
6. Step 6: Final answer
   x = 86,082,290.48