Finding the Fourth Proportional to 31,054,119.72, 42,854,855.18 and 18,009,113.01

Step by Step Solution

1. Step 1: Write the proportion equation
   31,054,119.72 : 42,854,855.18 = 18,009,113.01 : x
2. Step 2: Convert to fraction form
   31,054,119.72/42,854,855.18 = 18,009,113.01/x
3. Step 3: Cross multiply
   31,054,119.72x = 42,854,855.18 × 18,009,113.01
4. Step 4: Simplify right side
   31,054,119.72x = 771,777,929,873,758.38
5. Step 5: Solve for x
   x = 771,777,929,873,758.38/31,054,119.72
6. Step 6: Final answer
   x = 24,852,674.52