Finding the Fourth Proportional to 72,044, 99,432.24 and 42,236

Step by Step Solution

1. Step 1: Write the proportion equation
   72,044 : 99,432.24 = 42,236 : x
2. Step 2: Convert to fraction form
   72,044/99,432.24 = 42,236/x
3. Step 3: Cross multiply
   72,044x = 99,432.24 × 42,236
4. Step 4: Simplify right side
   72,044x = 4,199,620,088.64
5. Step 5: Solve for x
   x = 4,199,620,088.64/72,044
6. Step 6: Final answer
   x = 58,292.43