Finding the Fourth Proportional to 56,585.03, 78,058.06 and 38,436.69

Step by Step Solution

1. Step 1: Write the proportion equation
   56,585.03 : 78,058.06 = 38,436.69 : x
2. Step 2: Convert to fraction form
   56,585.03/78,058.06 = 38,436.69/x
3. Step 3: Cross multiply
   56,585.03x = 78,058.06 × 38,436.69
4. Step 4: Simplify right side
   56,585.03x = 3,000,293,454.22
5. Step 5: Solve for x
   x = 3,000,293,454.22/56,585.03
6. Step 6: Final answer
   x = 53,022.74