Finding the Third Proportional to 31,513,320 and 68,548,086

Step by Step Solution

1. Step 1: Write the proportion equation
   31,513,320 : 68,548,086 = 68,548,086 : x
2. Step 2: Convert to fraction form
   31,513,320/68,548,086 = 68,548,086/x
3. Step 3: Cross multiply
   31,513,320x = 68,548,086 × 68,548,086
4. Step 4: Simplify right side
   31,513,320x = 4,698,840,094,263,396
5. Step 5: Solve for x
   x = 4,698,840,094,263,396/31,513,320
6. Step 6: Final answer
   x = 149,106,476.06