Finding the Fourth Proportional to 10,809,661.59, 14,917,667.63 and 5,915,089.98

Step by Step Solution

1. Step 1: Write the proportion equation
   10,809,661.59 : 14,917,667.63 = 5,915,089.98 : x
2. Step 2: Convert to fraction form
   10,809,661.59/14,917,667.63 = 5,915,089.98/x
3. Step 3: Cross multiply
   10,809,661.59x = 14,917,667.63 × 5,915,089.98
4. Step 4: Simplify right side
   10,809,661.59x = 88,239,346,293,607.91
5. Step 5: Solve for x
   x = 88,239,346,293,607.91/10,809,661.59
6. Step 6: Final answer
   x = 8,163,007.28