Finding the Fourth Proportional to 55,123,272.34, 82,667,274.78 and 18,228,308.56

Step by Step Solution

1. Step 1: Write the proportion equation
   55,123,272.34 : 82,667,274.78 = 18,228,308.56 : x
2. Step 2: Convert to fraction form
   55,123,272.34/82,667,274.78 = 18,228,308.56/x
3. Step 3: Cross multiply
   55,123,272.34x = 82,667,274.78 × 18,228,308.56
4. Step 4: Simplify right side
   55,123,272.34x = 1,506,884,592,504,146
5. Step 5: Solve for x
   x = 1,506,884,592,504,146/55,123,272.34
6. Step 6: Final answer
   x = 27,336,631.67