Finding the Fourth Proportional to 13,613,047.76, 18,786,131.88 and 7,501,694.96

Step by Step Solution

1. Step 1: Write the proportion equation
   13,613,047.76 : 18,786,131.88 = 7,501,694.96 : x
2. Step 2: Convert to fraction form
   13,613,047.76/18,786,131.88 = 7,501,694.96/x
3. Step 3: Cross multiply
   13,613,047.76x = 18,786,131.88 × 7,501,694.96
4. Step 4: Simplify right side
   13,613,047.76x = 140,927,830,842,091.31
5. Step 5: Solve for x
   x = 140,927,830,842,091.31/13,613,047.76
6. Step 6: Final answer
   x = 10,352,408.46