Finding the Fourth Proportional to 83,751,298.48, 115,664,905.20 and 74,621,710.72

Step by Step Solution

1. Step 1: Write the proportion equation
   83,751,298.48 : 115,664,905.20 = 74,621,710.72 : x
2. Step 2: Convert to fraction form
   83,751,298.48/115,664,905.20 = 74,621,710.72/x
3. Step 3: Cross multiply
   83,751,298.48x = 115,664,905.20 × 74,621,710.72
4. Step 4: Simplify right side
   83,751,298.48x = 8,631,113,096,290,624
5. Step 5: Solve for x
   x = 8,631,113,096,290,624/83,751,298.48
6. Step 6: Final answer
   x = 103,056,469.01