Finding the Third Proportional to 31,003,088 and 72,414,136

Step by Step Solution

1. Step 1: Write the proportion equation
   31,003,088 : 72,414,136 = 72,414,136 : x
2. Step 2: Convert to fraction form
   31,003,088/72,414,136 = 72,414,136/x
3. Step 3: Cross multiply
   31,003,088x = 72,414,136 × 72,414,136
4. Step 4: Simplify right side
   31,003,088x = 5,243,807,092,626,496
5. Step 5: Solve for x
   x = 5,243,807,092,626,496/31,003,088
6. Step 6: Final answer
   x = 169,138,219.16