Finding the Fourth Proportional to 341,584,248.72, 512,371,841.94 and 82,801,742.16

Step by Step Solution

1. Step 1: Write the proportion equation
   341,584,248.72 : 512,371,841.94 = 82,801,742.16 : x
2. Step 2: Convert to fraction form
   341,584,248.72/512,371,841.94 = 82,801,742.16/x
3. Step 3: Cross multiply
   341,584,248.72x = 512,371,841.94 × 82,801,742.16
4. Step 4: Simplify right side
   341,584,248.72x = 42,425,281,146,360,152
5. Step 5: Solve for x
   x = 42,425,281,146,360,152/341,584,248.72
6. Step 6: Final answer
   x = 124,201,514.87