Finding the Fourth Proportional to 105,171,200.48, 145,143,771.36 and 58,127,262

Step by Step Solution

1. Step 1: Write the proportion equation
   105,171,200.48 : 145,143,771.36 = 58,127,262 : x
2. Step 2: Convert to fraction form
   105,171,200.48/145,143,771.36 = 58,127,262/x
3. Step 3: Cross multiply
   105,171,200.48x = 145,143,771.36 × 58,127,262
4. Step 4: Simplify right side
   105,171,200.48x = 8,436,810,025,510,817
5. Step 5: Solve for x
   x = 8,436,810,025,510,817/105,171,200.48
6. Step 6: Final answer
   x = 80,219,774.87