Finding the Fourth Proportional to 5,897,196.51, 8,140,642.20 and 3,964,578

Step by Step Solution

1. Step 1: Write the proportion equation
   5,897,196.51 : 8,140,642.20 = 3,964,578 : x
2. Step 2: Convert to fraction form
   5,897,196.51/8,140,642.20 = 3,964,578/x
3. Step 3: Cross multiply
   5,897,196.51x = 8,140,642.20 × 3,964,578
4. Step 4: Simplify right side
   5,897,196.51x = 32,274,210,971,991.60
5. Step 5: Solve for x
   x = 32,274,210,971,991.60/5,897,196.51
6. Step 6: Final answer
   x = 5,472,805.75