Finding the Third Proportional to 31,835,830 and 68,214,141

Step by Step Solution

1. Step 1: Write the proportion equation
   31,835,830 : 68,214,141 = 68,214,141 : x
2. Step 2: Convert to fraction form
   31,835,830/68,214,141 = 68,214,141/x
3. Step 3: Cross multiply
   31,835,830x = 68,214,141 × 68,214,141
4. Step 4: Simplify right side
   31,835,830x = 4,653,169,032,367,881
5. Step 5: Solve for x
   x = 4,653,169,032,367,881/31,835,830
6. Step 6: Final answer
   x = 146,161,385.85