Finding the Fourth Proportional to 9,888.39, 14,840.69 and 4,045.05

Step by Step Solution

1. Step 1: Write the proportion equation
   9,888.39 : 14,840.69 = 4,045.05 : x
2. Step 2: Convert to fraction form
   9,888.39/14,840.69 = 4,045.05/x
3. Step 3: Cross multiply
   9,888.39x = 14,840.69 × 4,045.05
4. Step 4: Simplify right side
   9,888.39x = 60,031,312.86
5. Step 5: Solve for x
   x = 60,031,312.86/9,888.39
6. Step 6: Final answer
   x = 6,070.89