Finding the Fourth Proportional to 1,283,087,499.98, 1,771,460,462.39 and 881,892,060.26

Step by Step Solution

1. Step 1: Write the proportion equation
   1,283,087,499.98 : 1,771,460,462.39 = 881,892,060.26 : x
2. Step 2: Convert to fraction form
   1,283,087,499.98/1,771,460,462.39 = 881,892,060.26/x
3. Step 3: Cross multiply
   1,283,087,499.98x = 1,771,460,462.39 × 881,892,060.26
4. Step 4: Simplify right side
   1,283,087,499.98x = 1,562,236,916,832,982,528
5. Step 5: Solve for x
   x = 1,562,236,916,832,982,528/1,283,087,499.98
6. Step 6: Final answer
   x = 1,217,560,701.72