Finding the Fourth Proportional to 7,876,171.50, 10,869,126.42 and 4,254,499.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,876,171.50 : 10,869,126.42 = 4,254,499.50 : x
2. Step 2: Convert to fraction form
   7,876,171.50/10,869,126.42 = 4,254,499.50/x
3. Step 3: Cross multiply
   7,876,171.50x = 10,869,126.42 × 4,254,499.50
4. Step 4: Simplify right side
   7,876,171.50x = 46,242,692,919,326.79
5. Step 5: Solve for x
   x = 46,242,692,919,326.79/7,876,171.50
6. Step 6: Final answer
   x = 5,871,214.58