Finding the Fourth Proportional to 79,259,538.15, 109,381,845.15 and 49,507,801.02

Step by Step Solution

1. Step 1: Write the proportion equation
   79,259,538.15 : 109,381,845.15 = 49,507,801.02 : x
2. Step 2: Convert to fraction form
   79,259,538.15/109,381,845.15 = 49,507,801.02/x
3. Step 3: Cross multiply
   79,259,538.15x = 109,381,845.15 × 49,507,801.02
4. Step 4: Simplify right side
   79,259,538.15x = 5,415,254,624,886,653
5. Step 5: Solve for x
   x = 5,415,254,624,886,653/79,259,538.15
6. Step 6: Final answer
   x = 68,323,065.61