Finding the Fourth Proportional to 9,901.39, 13,663.74 and 5,870.93

Step by Step Solution

1. Step 1: Write the proportion equation
   9,901.39 : 13,663.74 = 5,870.93 : x
2. Step 2: Convert to fraction form
   9,901.39/13,663.74 = 5,870.93/x
3. Step 3: Cross multiply
   9,901.39x = 13,663.74 × 5,870.93
4. Step 4: Simplify right side
   9,901.39x = 80,218,917.25
5. Step 5: Solve for x
   x = 80,218,917.25/9,901.39
6. Step 6: Final answer
   x = 8,101.78