Finding the Fourth Proportional to 22,445,965.85, 30,975,777.50 and 13,151,311.52

Step by Step Solution

1. Step 1: Write the proportion equation
   22,445,965.85 : 30,975,777.50 = 13,151,311.52 : x
2. Step 2: Convert to fraction form
   22,445,965.85/30,975,777.50 = 13,151,311.52/x
3. Step 3: Cross multiply
   22,445,965.85x = 30,975,777.50 × 13,151,311.52
4. Step 4: Simplify right side
   22,445,965.85x = 407,372,099,256,071.38
5. Step 5: Solve for x
   x = 407,372,099,256,071.38/22,445,965.85
6. Step 6: Final answer
   x = 18,149,011.81