Finding the Fourth Proportional to 17,991,900.72, 26,987,817.96 and 5,861,349.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,991,900.72 : 26,987,817.96 = 5,861,349.72 : x
2. Step 2: Convert to fraction form
   17,991,900.72/26,987,817.96 = 5,861,349.72/x
3. Step 3: Cross multiply
   17,991,900.72x = 26,987,817.96 × 5,861,349.72
4. Step 4: Simplify right side
   17,991,900.72x = 158,185,039,243,256.97
5. Step 5: Solve for x
   x = 158,185,039,243,256.97/17,991,900.72
6. Step 6: Final answer
   x = 8,792,013.79