Finding the Fourth Proportional to 56,670.72, 78,208.48 and 32,798.40

Step by Step Solution

1. Step 1: Write the proportion equation
   56,670.72 : 78,208.48 = 32,798.40 : x
2. Step 2: Convert to fraction form
   56,670.72/78,208.48 = 32,798.40/x
3. Step 3: Cross multiply
   56,670.72x = 78,208.48 × 32,798.40
4. Step 4: Simplify right side
   56,670.72x = 2,565,113,010.43
5. Step 5: Solve for x
   x = 2,565,113,010.43/56,670.72
6. Step 6: Final answer
   x = 45,263.46