Finding the Fourth Proportional to 9,555,185.68, 13,187,457.86 and 5,636,048.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,555,185.68 : 13,187,457.86 = 5,636,048.88 : x
2. Step 2: Convert to fraction form
   9,555,185.68/13,187,457.86 = 5,636,048.88/x
3. Step 3: Cross multiply
   9,555,185.68x = 13,187,457.86 × 5,636,048.88
4. Step 4: Simplify right side
   9,555,185.68x = 74,325,157,035,682.23
5. Step 5: Solve for x
   x = 74,325,157,035,682.23/9,555,185.68
6. Step 6: Final answer
   x = 7,778,515.20