Finding the Fourth Proportional to 13,870,108.82, 19,142,780.82 and 7,988,612.56

Step by Step Solution

1. Step 1: Write the proportion equation
   13,870,108.82 : 19,142,780.82 = 7,988,612.56 : x
2. Step 2: Convert to fraction form
   13,870,108.82/19,142,780.82 = 7,988,612.56/x
3. Step 3: Cross multiply
   13,870,108.82x = 19,142,780.82 × 7,988,612.56
4. Step 4: Simplify right side
   13,870,108.82x = 152,924,259,291,979.09
5. Step 5: Solve for x
   x = 152,924,259,291,979.09/13,870,108.82
6. Step 6: Final answer
   x = 11,025,454.90