Finding the Fourth Proportional to 13,623,099.31, 18,780,342.86 and 10,717,443.82

Step by Step Solution

1. Step 1: Write the proportion equation
   13,623,099.31 : 18,780,342.86 = 10,717,443.82 : x
2. Step 2: Convert to fraction form
   13,623,099.31/18,780,342.86 = 10,717,443.82/x
3. Step 3: Cross multiply
   13,623,099.31x = 18,780,342.86 × 10,717,443.82
4. Step 4: Simplify right side
   13,623,099.31x = 201,277,269,627,965.50
5. Step 5: Solve for x
   x = 201,277,269,627,965.50/13,623,099.31
6. Step 6: Final answer
   x = 14,774,704.71