Finding the Fourth Proportional to 22,971,254.42, 31,698,379.76 and 13,181,488.08

Step by Step Solution

1. Step 1: Write the proportion equation
   22,971,254.42 : 31,698,379.76 = 13,181,488.08 : x
2. Step 2: Convert to fraction form
   22,971,254.42/31,698,379.76 = 13,181,488.08/x
3. Step 3: Cross multiply
   22,971,254.42x = 31,698,379.76 × 13,181,488.08
4. Step 4: Simplify right side
   22,971,254.42x = 417,831,814,961,753.31
5. Step 5: Solve for x
   x = 417,831,814,961,753.31/22,971,254.42
6. Step 6: Final answer
   x = 18,189,333.82