Finding the Fourth Proportional to 9,052,808.31, 12,492,626.36 and 4,978,427.31

Step by Step Solution

1. Step 1: Write the proportion equation
   9,052,808.31 : 12,492,626.36 = 4,978,427.31 : x
2. Step 2: Convert to fraction form
   9,052,808.31/12,492,626.36 = 4,978,427.31/x
3. Step 3: Cross multiply
   9,052,808.31x = 12,492,626.36 × 4,978,427.31
4. Step 4: Simplify right side
   9,052,808.31x = 62,193,632,219,357.75
5. Step 5: Solve for x
   x = 62,193,632,219,357.75/9,052,808.31
6. Step 6: Final answer
   x = 6,870,092.69