Finding the Fourth Proportional to 105,205,123.46, 145,187,554.10 and 58,795,376.01

Step by Step Solution

1. Step 1: Write the proportion equation
   105,205,123.46 : 145,187,554.10 = 58,795,376.01 : x
2. Step 2: Convert to fraction form
   105,205,123.46/145,187,554.10 = 58,795,376.01/x
3. Step 3: Cross multiply
   105,205,123.46x = 145,187,554.10 × 58,795,376.01
4. Step 4: Simplify right side
   105,205,123.46x = 8,536,356,834,987,740
5. Step 5: Solve for x
   x = 8,536,356,834,987,740/105,205,123.46
6. Step 6: Final answer
   x = 81,140,124.69