Finding the Fourth Proportional to 9,003,456.47, 12,426,339.97 and 5,334,438.75

Step by Step Solution

1. Step 1: Write the proportion equation
   9,003,456.47 : 12,426,339.97 = 5,334,438.75 : x
2. Step 2: Convert to fraction form
   9,003,456.47/12,426,339.97 = 5,334,438.75/x
3. Step 3: Cross multiply
   9,003,456.47x = 12,426,339.97 × 5,334,438.75
4. Step 4: Simplify right side
   9,003,456.47x = 66,287,549,456,641.84
5. Step 5: Solve for x
   x = 66,287,549,456,641.84/9,003,456.47
6. Step 6: Final answer
   x = 7,362,455.71