Finding the Fourth Proportional to 9,003,319.72, 13,507,128 and 2,938,062.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,003,319.72 : 13,507,128 = 2,938,062.72 : x
2. Step 2: Convert to fraction form
   9,003,319.72/13,507,128 = 2,938,062.72/x
3. Step 3: Cross multiply
   9,003,319.72x = 13,507,128 × 2,938,062.72
4. Step 4: Simplify right side
   9,003,319.72x = 39,684,789,231,068.16
5. Step 5: Solve for x
   x = 39,684,789,231,068.16/9,003,319.72
6. Step 6: Final answer
   x = 4,407,795.18