Finding the Fourth Proportional to 42,348.42, 58,402.62 and 26,434.35

Step by Step Solution

1. Step 1: Write the proportion equation
   42,348.42 : 58,402.62 = 26,434.35 : x
2. Step 2: Convert to fraction form
   42,348.42/58,402.62 = 26,434.35/x
3. Step 3: Cross multiply
   42,348.42x = 58,402.62 × 26,434.35
4. Step 4: Simplify right side
   42,348.42x = 1,543,835,298.00
5. Step 5: Solve for x
   x = 1,543,835,298.00/42,348.42
6. Step 6: Final answer
   x = 36,455.56