Finding the Fourth Proportional to 10,009,505.79, 13,813,014.47 and 5,599,174.05

Step by Step Solution

1. Step 1: Write the proportion equation
   10,009,505.79 : 13,813,014.47 = 5,599,174.05 : x
2. Step 2: Convert to fraction form
   10,009,505.79/13,813,014.47 = 5,599,174.05/x
3. Step 3: Cross multiply
   10,009,505.79x = 13,813,014.47 × 5,599,174.05
4. Step 4: Simplify right side
   10,009,505.79x = 77,341,472,172,698.50
5. Step 5: Solve for x
   x = 77,341,472,172,698.50/10,009,505.79
6. Step 6: Final answer
   x = 7,726,802.28