Finding the Fourth Proportional to 56,793.33, 78,375.35 and 31,300.63

Step by Step Solution

1. Step 1: Write the proportion equation
   56,793.33 : 78,375.35 = 31,300.63 : x
2. Step 2: Convert to fraction form
   56,793.33/78,375.35 = 31,300.63/x
3. Step 3: Cross multiply
   56,793.33x = 78,375.35 × 31,300.63
4. Step 4: Simplify right side
   56,793.33x = 2,453,197,479.03
5. Step 5: Solve for x
   x = 2,453,197,479.03/56,793.33
6. Step 6: Final answer
   x = 43,195.17