Finding the Fourth Proportional to 9,118,801.72, 12,583,900.56 and 4,988,758.06

Step by Step Solution

1. Step 1: Write the proportion equation
   9,118,801.72 : 12,583,900.56 = 4,988,758.06 : x
2. Step 2: Convert to fraction form
   9,118,801.72/12,583,900.56 = 4,988,758.06/x
3. Step 3: Cross multiply
   9,118,801.72x = 12,583,900.56 × 4,988,758.06
4. Step 4: Simplify right side
   9,118,801.72x = 62,778,035,344,938.51
5. Step 5: Solve for x
   x = 62,778,035,344,938.51/9,118,801.72
6. Step 6: Final answer
   x = 6,884,461.06