Finding the Fourth Proportional to 101,503, 152,269.02 and 31,387.72

Step by Step Solution

1. Step 1: Write the proportion equation
   101,503 : 152,269.02 = 31,387.72 : x
2. Step 2: Convert to fraction form
   101,503/152,269.02 = 31,387.72/x
3. Step 3: Cross multiply
   101,503x = 152,269.02 × 31,387.72
4. Step 4: Simplify right side
   101,503x = 4,779,377,364.43
5. Step 5: Solve for x
   x = 4,779,377,364.43/101,503
6. Step 6: Final answer
   x = 47,086.07