Finding the Fourth Proportional to 116,367,978.32, 160,580,410.32 and 64,154,160.08

Step by Step Solution

1. Step 1: Write the proportion equation
   116,367,978.32 : 160,580,410.32 = 64,154,160.08 : x
2. Step 2: Convert to fraction form
   116,367,978.32/160,580,410.32 = 64,154,160.08/x
3. Step 3: Cross multiply
   116,367,978.32x = 160,580,410.32 × 64,154,160.08
4. Step 4: Simplify right side
   116,367,978.32x = 10,301,901,349,381,364
5. Step 5: Solve for x
   x = 10,301,901,349,381,364/116,367,978.32
6. Step 6: Final answer
   x = 88,528,661.39