Finding the Fourth Proportional to 101,116,928.84, 139,541,314.56 and 57,073,165.48

Step by Step Solution

1. Step 1: Write the proportion equation
   101,116,928.84 : 139,541,314.56 = 57,073,165.48 : x
2. Step 2: Convert to fraction form
   101,116,928.84/139,541,314.56 = 57,073,165.48/x
3. Step 3: Cross multiply
   101,116,928.84x = 139,541,314.56 × 57,073,165.48
4. Step 4: Simplify right side
   101,116,928.84x = 7,964,064,536,481,907
5. Step 5: Solve for x
   x = 7,964,064,536,481,907/101,116,928.84
6. Step 6: Final answer
   x = 78,760,941.69