Finding the Fourth Proportional to 17,991,105.42, 26,986,637.16 and 5,860,549.28

Step by Step Solution

1. Step 1: Write the proportion equation
   17,991,105.42 : 26,986,637.16 = 5,860,549.28 : x
2. Step 2: Convert to fraction form
   17,991,105.42/26,986,637.16 = 5,860,549.28/x
3. Step 3: Cross multiply
   17,991,105.42x = 26,986,637.16 × 5,860,549.28
4. Step 4: Simplify right side
   17,991,105.42x = 158,156,516,977,659.25
5. Step 5: Solve for x
   x = 158,156,516,977,659.25/17,991,105.42
6. Step 6: Final answer
   x = 8,790,817.09