Finding the Fourth Proportional to 17,123,030.79, 25,685,013.69 and 4,992,201.06

Step by Step Solution

1. Step 1: Write the proportion equation
   17,123,030.79 : 25,685,013.69 = 4,992,201.06 : x
2. Step 2: Convert to fraction form
   17,123,030.79/25,685,013.69 = 4,992,201.06/x
3. Step 3: Cross multiply
   17,123,030.79x = 25,685,013.69 × 4,992,201.06
4. Step 4: Simplify right side
   17,123,030.79x = 128,224,752,569,332.50
5. Step 5: Solve for x
   x = 128,224,752,569,332.50/17,123,030.79
6. Step 6: Final answer
   x = 7,488,437.89