Finding the Fourth Proportional to 82,046,089.84, 113,258,466.50 and 51,121,538.04

Step by Step Solution

1. Step 1: Write the proportion equation
   82,046,089.84 : 113,258,466.50 = 51,121,538.04 : x
2. Step 2: Convert to fraction form
   82,046,089.84/113,258,466.50 = 51,121,538.04/x
3. Step 3: Cross multiply
   82,046,089.84x = 113,258,466.50 × 51,121,538.04
4. Step 4: Simplify right side
   82,046,089.84x = 5,789,947,003,531,816
5. Step 5: Solve for x
   x = 5,789,947,003,531,816/82,046,089.84
6. Step 6: Final answer
   x = 70,569,444.75