Finding the Third Proportional to 98,467,632 and 215,466,336

Step by Step Solution

1. Step 1: Write the proportion equation
   98,467,632 : 215,466,336 = 215,466,336 : x
2. Step 2: Convert to fraction form
   98,467,632/215,466,336 = 215,466,336/x
3. Step 3: Cross multiply
   98,467,632x = 215,466,336 × 215,466,336
4. Step 4: Simplify right side
   98,467,632x = 46,425,741,949,264,896
5. Step 5: Solve for x
   x = 46,425,741,949,264,896/98,467,632
6. Step 6: Final answer
   x = 471,482,262.81