Finding the Fourth Proportional to 56,778.82, 78,337.42 and 32,900.88

Step by Step Solution

1. Step 1: Write the proportion equation
   56,778.82 : 78,337.42 = 32,900.88 : x
2. Step 2: Convert to fraction form
   56,778.82/78,337.42 = 32,900.88/x
3. Step 3: Cross multiply
   56,778.82x = 78,337.42 × 32,900.88
4. Step 4: Simplify right side
   56,778.82x = 2,577,370,054.93
5. Step 5: Solve for x
   x = 2,577,370,054.93/56,778.82
6. Step 6: Final answer
   x = 45,393.16