Finding the Fourth Proportional to 1,372,279.59, 1,893,745.98 and 768,667.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,372,279.59 : 1,893,745.98 = 768,667.59 : x
2. Step 2: Convert to fraction form
   1,372,279.59/1,893,745.98 = 768,667.59/x
3. Step 3: Cross multiply
   1,372,279.59x = 1,893,745.98 × 768,667.59
4. Step 4: Simplify right side
   1,372,279.59x = 1,455,661,158,518.79
5. Step 5: Solve for x
   x = 1,455,661,158,518.79/1,372,279.59
6. Step 6: Final answer
   x = 1,060,761.36