Finding the Fourth Proportional to 4,142,111.30, 6,206,071.35 and 3,291,805.70

Step by Step Solution

1. Step 1: Write the proportion equation
   4,142,111.30 : 6,206,071.35 = 3,291,805.70 : x
2. Step 2: Convert to fraction form
   4,142,111.30/6,206,071.35 = 3,291,805.70/x
3. Step 3: Cross multiply
   4,142,111.30x = 6,206,071.35 × 3,291,805.70
4. Step 4: Simplify right side
   4,142,111.30x = 20,429,181,044,536.70
5. Step 5: Solve for x
   x = 20,429,181,044,536.70/4,142,111.30
6. Step 6: Final answer
   x = 4,932,069.56