Finding the Fourth Proportional to 91,577, 126,369.32 and 55,763.04

Step by Step Solution

1. Step 1: Write the proportion equation
   91,577 : 126,369.32 = 55,763.04 : x
2. Step 2: Convert to fraction form
   91,577/126,369.32 = 55,763.04/x
3. Step 3: Cross multiply
   91,577x = 126,369.32 × 55,763.04
4. Step 4: Simplify right side
   91,577x = 7,046,737,445.93
5. Step 5: Solve for x
   x = 7,046,737,445.93/91,577
6. Step 6: Final answer
   x = 76,948.77