Finding the Fourth Proportional to 56,557.02, 78,012.81 and 34,743.74

Step by Step Solution

1. Step 1: Write the proportion equation
   56,557.02 : 78,012.81 = 34,743.74 : x
2. Step 2: Convert to fraction form
   56,557.02/78,012.81 = 34,743.74/x
3. Step 3: Cross multiply
   56,557.02x = 78,012.81 × 34,743.74
4. Step 4: Simplify right side
   56,557.02x = 2,710,456,982.34
5. Step 5: Solve for x
   x = 2,710,456,982.34/56,557.02
6. Step 6: Final answer
   x = 47,924.32