Finding the Fourth Proportional to 9,771,003, 13,485,601.24 and 5,421,490.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,771,003 : 13,485,601.24 = 5,421,490.56 : x
2. Step 2: Convert to fraction form
   9,771,003/13,485,601.24 = 5,421,490.56/x
3. Step 3: Cross multiply
   9,771,003x = 13,485,601.24 × 5,421,490.56
4. Step 4: Simplify right side
   9,771,003x = 73,112,059,818,584.30
5. Step 5: Solve for x
   x = 73,112,059,818,584.30/9,771,003
6. Step 6: Final answer
   x = 7,482,554.23