Finding the Fourth Proportional to 19,426,120.86, 26,807,342.67 and 10,724,106.18

Step by Step Solution

1. Step 1: Write the proportion equation
   19,426,120.86 : 26,807,342.67 = 10,724,106.18 : x
2. Step 2: Convert to fraction form
   19,426,120.86/26,807,342.67 = 10,724,106.18/x
3. Step 3: Cross multiply
   19,426,120.86x = 26,807,342.67 × 10,724,106.18
4. Step 4: Simplify right side
   19,426,120.86x = 287,484,789,196,724.69
5. Step 5: Solve for x
   x = 287,484,789,196,724.69/19,426,120.86
6. Step 6: Final answer
   x = 14,798,877.82