Finding the Third Proportional to 42,829,852 and 65,248,572

Step by Step Solution

1. Step 1: Write the proportion equation
   42,829,852 : 65,248,572 = 65,248,572 : x
2. Step 2: Convert to fraction form
   42,829,852/65,248,572 = 65,248,572/x
3. Step 3: Cross multiply
   42,829,852x = 65,248,572 × 65,248,572
4. Step 4: Simplify right side
   42,829,852x = 4,257,376,148,039,184
5. Step 5: Solve for x
   x = 4,257,376,148,039,184/42,829,852
6. Step 6: Final answer
   x = 99,402,074.70