Finding the Fourth Proportional to 17,208,168.18, 25,812,964.59 and 5,077,631.76

Step by Step Solution

1. Step 1: Write the proportion equation
   17,208,168.18 : 25,812,964.59 = 5,077,631.76 : x
2. Step 2: Convert to fraction form
   17,208,168.18/25,812,964.59 = 5,077,631.76/x
3. Step 3: Cross multiply
   17,208,168.18x = 25,812,964.59 × 5,077,631.76
4. Step 4: Simplify right side
   17,208,168.18x = 131,068,728,821,939.38
5. Step 5: Solve for x
   x = 131,068,728,821,939.38/17,208,168.18
6. Step 6: Final answer
   x = 7,616,657.82