Finding the Third Proportional to 42,829,848 and 65,248,566

Step by Step Solution

1. Step 1: Write the proportion equation
   42,829,848 : 65,248,566 = 65,248,566 : x
2. Step 2: Convert to fraction form
   42,829,848/65,248,566 = 65,248,566/x
3. Step 3: Cross multiply
   42,829,848x = 65,248,566 × 65,248,566
4. Step 4: Simplify right side
   42,829,848x = 4,257,375,365,056,356
5. Step 5: Solve for x
   x = 4,257,375,365,056,356/42,829,848
6. Step 6: Final answer
   x = 99,402,065.71