Finding the Fourth Proportional to 83,118,096.76, 124,710,212.58 and 31,986,386.68

Step by Step Solution

1. Step 1: Write the proportion equation
   83,118,096.76 : 124,710,212.58 = 31,986,386.68 : x
2. Step 2: Convert to fraction form
   83,118,096.76/124,710,212.58 = 31,986,386.68/x
3. Step 3: Cross multiply
   83,118,096.76x = 124,710,212.58 × 31,986,386.68
4. Step 4: Simplify right side
   83,118,096.76x = 3,989,029,082,528,880.50
5. Step 5: Solve for x
   x = 3,989,029,082,528,880.50/83,118,096.76
6. Step 6: Final answer
   x = 47,992,305.38