Finding the Fourth Proportional to 639,052,200.08, 958,674,146.72 and 224,455,946.56

Step by Step Solution

1. Step 1: Write the proportion equation
   639,052,200.08 : 958,674,146.72 = 224,455,946.56 : x
2. Step 2: Convert to fraction form
   639,052,200.08/958,674,146.72 = 224,455,946.56/x
3. Step 3: Cross multiply
   639,052,200.08x = 958,674,146.72 × 224,455,946.56
4. Step 4: Simplify right side
   639,052,200.08x = 215,180,113,047,779,968
5. Step 5: Solve for x
   x = 215,180,113,047,779,968/639,052,200.08
6. Step 6: Final answer
   x = 336,717,584.29