Finding the Fourth Proportional to 93,426, 128,927.88 and 59,892

Step by Step Solution

1. Step 1: Write the proportion equation
   93,426 : 128,927.88 = 59,892 : x
2. Step 2: Convert to fraction form
   93,426/128,927.88 = 59,892/x
3. Step 3: Cross multiply
   93,426x = 128,927.88 × 59,892
4. Step 4: Simplify right side
   93,426x = 7,721,748,588.96
5. Step 5: Solve for x
   x = 7,721,748,588.96/93,426
6. Step 6: Final answer
   x = 82,650.96