Finding the Fourth Proportional to 105,810,109.29, 146,009,889.56 and 59,391,395.15

Step by Step Solution

1. Step 1: Write the proportion equation
   105,810,109.29 : 146,009,889.56 = 59,391,395.15 : x
2. Step 2: Convert to fraction form
   105,810,109.29/146,009,889.56 = 59,391,395.15/x
3. Step 3: Cross multiply
   105,810,109.29x = 146,009,889.56 × 59,391,395.15
4. Step 4: Simplify right side
   105,810,109.29x = 8,671,731,046,084,249
5. Step 5: Solve for x
   x = 8,671,731,046,084,249/105,810,109.29
6. Step 6: Final answer
   x = 81,955,600.50