Finding the Fourth Proportional to 10,139,430.96, 15,200,485.92 and 3,748,492.08

Step by Step Solution

1. Step 1: Write the proportion equation
   10,139,430.96 : 15,200,485.92 = 3,748,492.08 : x
2. Step 2: Convert to fraction form
   10,139,430.96/15,200,485.92 = 3,748,492.08/x
3. Step 3: Cross multiply
   10,139,430.96x = 15,200,485.92 × 3,748,492.08
4. Step 4: Simplify right side
   10,139,430.96x = 56,978,901,083,271.52
5. Step 5: Solve for x
   x = 56,978,901,083,271.52/10,139,430.96
6. Step 6: Final answer
   x = 5,619,536.37