Finding the Third Proportional to 16,521,572 and 35,788,963

Step by Step Solution

1. Step 1: Write the proportion equation
   16,521,572 : 35,788,963 = 35,788,963 : x
2. Step 2: Convert to fraction form
   16,521,572/35,788,963 = 35,788,963/x
3. Step 3: Cross multiply
   16,521,572x = 35,788,963 × 35,788,963
4. Step 4: Simplify right side
   16,521,572x = 1,280,849,872,615,369
5. Step 5: Solve for x
   x = 1,280,849,872,615,369/16,521,572
6. Step 6: Final answer
   x = 77,525,908.10