Finding the Fourth Proportional to 101,983.15, 152,951.64 and 38,780.83

Step by Step Solution

1. Step 1: Write the proportion equation
   101,983.15 : 152,951.64 = 38,780.83 : x
2. Step 2: Convert to fraction form
   101,983.15/152,951.64 = 38,780.83/x
3. Step 3: Cross multiply
   101,983.15x = 152,951.64 × 38,780.83
4. Step 4: Simplify right side
   101,983.15x = 5,931,590,952.61
5. Step 5: Solve for x
   x = 5,931,590,952.61/101,983.15
6. Step 6: Final answer
   x = 58,162.46