Finding the Fourth Proportional to 13,870,108.32, 19,142,780.13 and 7,988,612.06

Step by Step Solution

1. Step 1: Write the proportion equation
   13,870,108.32 : 19,142,780.13 = 7,988,612.06 : x
2. Step 2: Convert to fraction form
   13,870,108.32/19,142,780.13 = 7,988,612.06/x
3. Step 3: Cross multiply
   13,870,108.32x = 19,142,780.13 × 7,988,612.06
4. Step 4: Simplify right side
   13,870,108.32x = 152,924,244,112,732.44
5. Step 5: Solve for x
   x = 152,924,244,112,732.44/13,870,108.32
6. Step 6: Final answer
   x = 11,025,454.21