Finding the Third Proportional to 25,484,557.50 and 55,447,443

Step by Step Solution

1. Step 1: Write the proportion equation
   25,484,557.50 : 55,447,443 = 55,447,443 : x
2. Step 2: Convert to fraction form
   25,484,557.50/55,447,443 = 55,447,443/x
3. Step 3: Cross multiply
   25,484,557.50x = 55,447,443 × 55,447,443
4. Step 4: Simplify right side
   25,484,557.50x = 3,074,418,935,238,249
5. Step 5: Solve for x
   x = 3,074,418,935,238,249/25,484,557.50
6. Step 6: Final answer
   x = 120,638,505.70