Finding the Fourth Proportional to 12,624,359.94, 17,421,268.76 and 7,117,687.01

Step by Step Solution

1. Step 1: Write the proportion equation
   12,624,359.94 : 17,421,268.76 = 7,117,687.01 : x
2. Step 2: Convert to fraction form
   12,624,359.94/17,421,268.76 = 7,117,687.01/x
3. Step 3: Cross multiply
   12,624,359.94x = 17,421,268.76 × 7,117,687.01
4. Step 4: Simplify right side
   12,624,359.94x = 123,999,138,341,167.55
5. Step 5: Solve for x
   x = 123,999,138,341,167.55/12,624,359.94
6. Step 6: Final answer
   x = 9,822,211.89