Finding the Fourth Proportional to 42,779.48, 59,051.32 and 25,784.33

Step by Step Solution

1. Step 1: Write the proportion equation
   42,779.48 : 59,051.32 = 25,784.33 : x
2. Step 2: Convert to fraction form
   42,779.48/59,051.32 = 25,784.33/x
3. Step 3: Cross multiply
   42,779.48x = 59,051.32 × 25,784.33
4. Step 4: Simplify right side
   42,779.48x = 1,522,598,804.98
5. Step 5: Solve for x
   x = 1,522,598,804.98/42,779.48
6. Step 6: Final answer
   x = 35,591.80