Finding the Fourth Proportional to 58,535.30, 80,779.20 and 34,350.72

Step by Step Solution

1. Step 1: Write the proportion equation
   58,535.30 : 80,779.20 = 34,350.72 : x
2. Step 2: Convert to fraction form
   58,535.30/80,779.20 = 34,350.72/x
3. Step 3: Cross multiply
   58,535.30x = 80,779.20 × 34,350.72
4. Step 4: Simplify right side
   58,535.30x = 2,774,823,681.02
5. Step 5: Solve for x
   x = 2,774,823,681.02/58,535.30
6. Step 6: Final answer
   x = 47,404.28