Finding the Fourth Proportional to 10,516,371.77, 15,772,978.82 and 3,326,971.47

Step by Step Solution

1. Step 1: Write the proportion equation
   10,516,371.77 : 15,772,978.82 = 3,326,971.47 : x
2. Step 2: Convert to fraction form
   10,516,371.77/15,772,978.82 = 3,326,971.47/x
3. Step 3: Cross multiply
   10,516,371.77x = 15,772,978.82 × 3,326,971.47
4. Step 4: Simplify right side
   10,516,371.77x = 52,476,250,514,419.41
5. Step 5: Solve for x
   x = 52,476,250,514,419.41/10,516,371.77
6. Step 6: Final answer
   x = 4,989,957.72