Finding the Third Proportional to 33,543,068 and 71,869,832

Step by Step Solution

1. Step 1: Write the proportion equation
   33,543,068 : 71,869,832 = 71,869,832 : x
2. Step 2: Convert to fraction form
   33,543,068/71,869,832 = 71,869,832/x
3. Step 3: Cross multiply
   33,543,068x = 71,869,832 × 71,869,832
4. Step 4: Simplify right side
   33,543,068x = 5,165,272,751,708,224
5. Step 5: Solve for x
   x = 5,165,272,751,708,224/33,543,068
6. Step 6: Final answer
   x = 153,989,275.87