Finding the Fourth Proportional to 40,175,444.22, 55,439,758.71 and 21,840,569.34

Step by Step Solution

1. Step 1: Write the proportion equation
   40,175,444.22 : 55,439,758.71 = 21,840,569.34 : x
2. Step 2: Convert to fraction form
   40,175,444.22/55,439,758.71 = 21,840,569.34/x
3. Step 3: Cross multiply
   40,175,444.22x = 55,439,758.71 × 21,840,569.34
4. Step 4: Simplify right side
   40,175,444.22x = 1,210,835,894,298,624
5. Step 5: Solve for x
   x = 1,210,835,894,298,624/40,175,444.22
6. Step 6: Final answer
   x = 30,138,705.81