Finding the Fourth Proportional to 627,900,094.50, 866,493,666.72 and 349,441,544.22

Step by Step Solution

1. Step 1: Write the proportion equation
   627,900,094.50 : 866,493,666.72 = 349,441,544.22 : x
2. Step 2: Convert to fraction form
   627,900,094.50/866,493,666.72 = 349,441,544.22/x
3. Step 3: Cross multiply
   627,900,094.50x = 866,493,666.72 × 349,441,544.22
4. Step 4: Simplify right side
   627,900,094.50x = 302,788,884,955,486,848
5. Step 5: Solve for x
   x = 302,788,884,955,486,848/627,900,094.50
6. Step 6: Final answer
   x = 482,224,620.78