Finding the Fourth Proportional to 10,803,406.80, 14,908,664.52 and 5,974,407.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,803,406.80 : 14,908,664.52 = 5,974,407.12 : x
2. Step 2: Convert to fraction form
   10,803,406.80/14,908,664.52 = 5,974,407.12/x
3. Step 3: Cross multiply
   10,803,406.80x = 14,908,664.52 × 5,974,407.12
4. Step 4: Simplify right side
   10,803,406.80x = 89,070,431,457,979.38
5. Step 5: Solve for x
   x = 89,070,431,457,979.38/10,803,406.80
6. Step 6: Final answer
   x = 8,244,661.44