Finding the Fourth Proportional to 58,776.15, 81,112.70 and 34,578.83

Step by Step Solution

1. Step 1: Write the proportion equation
   58,776.15 : 81,112.70 = 34,578.83 : x
2. Step 2: Convert to fraction form
   58,776.15/81,112.70 = 34,578.83/x
3. Step 3: Cross multiply
   58,776.15x = 81,112.70 × 34,578.83
4. Step 4: Simplify right side
   58,776.15x = 2,804,781,945.02
5. Step 5: Solve for x
   x = 2,804,781,945.02/58,776.15
6. Step 6: Final answer
   x = 47,719.73