Finding the Fourth Proportional to 31,787,028.50, 47,687,650.50 and 11,592,270.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,787,028.50 : 47,687,650.50 = 11,592,270.50 : x
2. Step 2: Convert to fraction form
   31,787,028.50/47,687,650.50 = 11,592,270.50/x
3. Step 3: Cross multiply
   31,787,028.50x = 47,687,650.50 × 11,592,270.50
4. Step 4: Simplify right side
   31,787,028.50x = 552,808,144,105,460.25
5. Step 5: Solve for x
   x = 552,808,144,105,460.25/31,787,028.50
6. Step 6: Final answer
   x = 17,390,997.84