Finding the Third Proportional to 33,381,688 and 71,172,641

Step by Step Solution

1. Step 1: Write the proportion equation
   33,381,688 : 71,172,641 = 71,172,641 : x
2. Step 2: Convert to fraction form
   33,381,688/71,172,641 = 71,172,641/x
3. Step 3: Cross multiply
   33,381,688x = 71,172,641 × 71,172,641
4. Step 4: Simplify right side
   33,381,688x = 5,065,544,826,914,881
5. Step 5: Solve for x
   x = 5,065,544,826,914,881/33,381,688
6. Step 6: Final answer
   x = 151,746,215.68