Finding the Fourth Proportional to 11,691,713.35, 17,542,474.72 and 5,210,323.60

Step by Step Solution

1. Step 1: Write the proportion equation
   11,691,713.35 : 17,542,474.72 = 5,210,323.60 : x
2. Step 2: Convert to fraction form
   11,691,713.35/17,542,474.72 = 5,210,323.60/x
3. Step 3: Cross multiply
   11,691,713.35x = 17,542,474.72 × 5,210,323.60
4. Step 4: Simplify right side
   11,691,713.35x = 91,401,970,036,019.38
5. Step 5: Solve for x
   x = 91,401,970,036,019.38/11,691,713.35
6. Step 6: Final answer
   x = 7,817,671.14