Finding the Fourth Proportional to 55,166,111.76, 76,129,233.75 and 31,974,690.72

Step by Step Solution

1. Step 1: Write the proportion equation
   55,166,111.76 : 76,129,233.75 = 31,974,690.72 : x
2. Step 2: Convert to fraction form
   55,166,111.76/76,129,233.75 = 31,974,690.72/x
3. Step 3: Cross multiply
   55,166,111.76x = 76,129,233.75 × 31,974,690.72
4. Step 4: Simplify right side
   55,166,111.76x = 2,434,208,703,906,835.50
5. Step 5: Solve for x
   x = 2,434,208,703,906,835.50/55,166,111.76
6. Step 6: Final answer
   x = 44,125,072.92