Finding the Fourth Proportional to 1,086,947,696.18, 1,499,788,565.48 and 641,050,588.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,086,947,696.18 : 1,499,788,565.48 = 641,050,588.82 : x
2. Step 2: Convert to fraction form
   1,086,947,696.18/1,499,788,565.48 = 641,050,588.82/x
3. Step 3: Cross multiply
   1,086,947,696.18x = 1,499,788,565.48 × 641,050,588.82
4. Step 4: Simplify right side
   1,086,947,696.18x = 961,440,343,011,809,280
5. Step 5: Solve for x
   x = 961,440,343,011,809,280/1,086,947,696.18
6. Step 6: Final answer
   x = 884,532,297.54