Finding the Fourth Proportional to 9,899.01, 14,856.72 and 4,970.06

Step by Step Solution

1. Step 1: Write the proportion equation
   9,899.01 : 14,856.72 = 4,970.06 : x
2. Step 2: Convert to fraction form
   9,899.01/14,856.72 = 4,970.06/x
3. Step 3: Cross multiply
   9,899.01x = 14,856.72 × 4,970.06
4. Step 4: Simplify right side
   9,899.01x = 73,838,752.59
5. Step 5: Solve for x
   x = 73,838,752.59/9,899.01
6. Step 6: Final answer
   x = 7,459.21