Finding the Fourth Proportional to 13,613,060.76, 18,786,149.88 and 7,501,707.96

Step by Step Solution

1. Step 1: Write the proportion equation
   13,613,060.76 : 18,786,149.88 = 7,501,707.96 : x
2. Step 2: Convert to fraction form
   13,613,060.76/18,786,149.88 = 7,501,707.96/x
3. Step 3: Cross multiply
   13,613,060.76x = 18,786,149.88 × 7,501,707.96
4. Step 4: Simplify right side
   13,613,060.76x = 140,928,210,092,549.03
5. Step 5: Solve for x
   x = 140,928,210,092,549.03/13,613,060.76
6. Step 6: Final answer
   x = 10,352,426.44