Finding the Fourth Proportional to 42,386.24, 63,602.40 and 17,779.52

Step by Step Solution

1. Step 1: Write the proportion equation
   42,386.24 : 63,602.40 = 17,779.52 : x
2. Step 2: Convert to fraction form
   42,386.24/63,602.40 = 17,779.52/x
3. Step 3: Cross multiply
   42,386.24x = 63,602.40 × 17,779.52
4. Step 4: Simplify right side
   42,386.24x = 1,130,820,142.85
5. Step 5: Solve for x
   x = 1,130,820,142.85/42,386.24
6. Step 6: Final answer
   x = 26,678.94