Finding the Fourth Proportional to 9,630,591.68, 13,290,131.72 and 5,279,598.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,630,591.68 : 13,290,131.72 = 5,279,598.96 : x
2. Step 2: Convert to fraction form
   9,630,591.68/13,290,131.72 = 5,279,598.96/x
3. Step 3: Cross multiply
   9,630,591.68x = 13,290,131.72 × 5,279,598.96
4. Step 4: Simplify right side
   9,630,591.68x = 70,166,565,607,175.02
5. Step 5: Solve for x
   x = 70,166,565,607,175.02/9,630,591.68
6. Step 6: Final answer
   x = 7,285,800.08