Finding the Third Proportional to 28,058,142 and 60,293,457

Step by Step Solution

1. Step 1: Write the proportion equation
   28,058,142 : 60,293,457 = 60,293,457 : x
2. Step 2: Convert to fraction form
   28,058,142/60,293,457 = 60,293,457/x
3. Step 3: Cross multiply
   28,058,142x = 60,293,457 × 60,293,457
4. Step 4: Simplify right side
   28,058,142x = 3,635,300,957,010,849
5. Step 5: Solve for x
   x = 3,635,300,957,010,849/28,058,142
6. Step 6: Final answer
   x = 129,563,139.18